Evergreen RS3022.STD 98-04 Nissan Altima Frontier Axxess 2.4L DOHC KA24DE Engine Piston Ring Set (Standard Size) Fits: 98-04 Nissan Altima Frontier Axxess 2.4L DOHC KA24DE (see description below) Ultra Performance Custom Made Premium Piston Ring Set Gas Nitrited Steel Rings, 50% Longer Life, Reduced Oil Consumption, Reduced Blow By, Reduced Wear, Reduced Breakage, and Reduced Friction Much Improved Design With More Efficient, Withstands Extreme Heat, Reduce Tension With Better Fuel Economy, Reduce Cylinder Wear Provides Better Seal, Improves Performance, and Decreases Oil Consumption